FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * SCHUSTER SUSANNE   2. Issuer Name and Ticker or Trading Symbol SunOpta Inc. [STKL] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) VP Internal Audit (Last) (First) (Middle) 7301 OHMS LANE, SUITE 600 3. Date of Earliest Transaction (Month/Day/Year) 11/28/2017 (Street) EDINA, MN 55439 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Restricted Stock Units

(1)

11/28/2017

A

5,109

(2)

(3)

Common Shares

5,109

$ 0

5,109

D

Performance Stock Units

(4)

11/28/2017

A

25,544

(5)

(6)

Common Shares

25,544

$ 0

25,544

D

Stock Options (right to buy)

$ 7.7

11/28/2017

A

11,634

05/24/2020

11/28/2027

Common Shares

11,634

$ 0

11,634

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
SCHUSTER SUSANNE 7301 OHMS LANE SUITE 600 EDINA, MN 55439			VP Internal Audit

Signatures

/s/ Jill Barnett, attorney-in-fact		11/30/2017
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Each Restricted Stock Unit represents a contingent right to receive one share of STKL common stock.
(2)	The Restricted Stock Units vest in three equal annual installments beginning on May 24, 2018.
(3)	The Restricted Stock Units do not have an expiration date.
(4)	Each Performance Stock Unit represents a contingent right to receive one share of STKL common stock.
(5)	The Performance Stock Units will vest, if at all, on May 24, 2020 based on meeting the following stock performance conditions for 20 consecutive trading days: one-third of the Performance Stock Units eligible to vest upon achieving a stock price of $11.00, one-third of the Performance Stock Units eligible to vest upon achieving a stock price of $14.00, and one-third of the Performance Stock Units eligible to vest upon achieving a stock price of $18.00.
(6)	The Performance Stock Units do not have an expiration date.

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